<template>
    <el-aside :width="$store.state.isCollapse ? '180px' : '64px'">
        <el-menu class="el-menu-vertical-demo" background-color="#545c64" text-color="#fff"
            :collapse="!$store.state.isCollapse" :collapse-transition="false">
            <h3 v-show="$store.state.isCollapse">后台管理</h3>
            <h3 v-show="!$store.state.isCollapse">后台</h3>
            <el-menu-item :index="item.path" v-for="item in noChildren()" :key="item.path" @click="clickMenu(item)">
                <component class="icons" :is="item.icon"></component>
                <span>{{ item.label }}</span>
            </el-menu-item>
            <el-sub-menu :index="item.label" v-for="item in hasChildren()" :key="item.path">
                <template #title>
                    <component class="icons" :is="item.icon"></component>
                    <span>{{ item.label }}</span>
                </template>
                <el-menu-item-group>
                    <el-menu-item :index="subItem.path" v-for="(subItem, subIndex) in item.children" :key="subIndex"
                        @click="clickMenu(subItem)">
                        <component class="icons" :is="subItem.icon"></component>
                        <span>{{ subItem.label }}</span>
                    </el-menu-item>
                </el-menu-item-group>
            </el-sub-menu>
        </el-menu>
    </el-aside>
</template>

<script setup>
import { useRouter } from 'vue-router';
import { useStore } from 'vuex';

const store = useStore();
const router = useRouter();
const asyncList = store.state.menu;

const noChildren = () => {
    return asyncList.filter(item => !item.children);
};

const hasChildren = () => {
    return asyncList.filter(item => item.children);
};

const clickMenu = (item) => {
    router.push({
        name: item.name,
    });
    // vuex 管理
    store.commit("selectMenu", item)
}
</script>


<style lang="less" scoped>
.icons {
    width: 18px;
    height: 18px;
    margin-right: 15px;
}

.el-menu {
    border-right: none;

    h3 {
        line-height: 48px;
        color: #fff;
        text-align: center;
    }
}
</style>